Certbot is an open source tool to automatically renew Let's Encrypt certificates every 60 days. This article explains how to update certbot to latest version on Ubuntu.
This article explains how to create a sequence column, also known as a auto-increment column in a MySQL database table.
This article shows you how to write the data in a Pandas DataFrame to a MySQL table using the to_sql() function and SQLAlchemy toolkit.
Elastic Stack consists of Elasticsearch, Kibana, Beats and Logstash. In this artilce you will learn how to install and configure ELK stack on Ubuntu.
This article demonstrates how to select, subset and slice, index a Pandas DataFrame by row and column labels, by index position and using boolean conditions.
This tutorial shows you how to create a Pandas DataFrame from Python lists, dictionary, NumPy array, CSV and also to create empty dataframes.
How to identify that your Wordpress site is hacked? Once you know it is hacked, how do you clean/fix it?
This tutorial shows you how to find and drop duplicate rows in a Pandas dataframe. Explains duplicated and drop_duplicates function with examples.
Git is an open source version control system to track, share, organize and collaborate. This cheat sheet contains most commonly used git commands with some examples.
Learn how to select random rows from a database table in MySQL, Oracle and MS SQL Server. Also learn how to retrieve random documents from a MongoDB collection.